Finding the Fourth Proportional to 42,819,362.80, 59,063,841.88 and 25,403,378.16

Step by Step Solution

1. Step 1: Write the proportion equation
   42,819,362.80 : 59,063,841.88 = 25,403,378.16 : x
2. Step 2: Convert to fraction form
   42,819,362.80/59,063,841.88 = 25,403,378.16/x
3. Step 3: Cross multiply
   42,819,362.80x = 59,063,841.88 × 25,403,378.16
4. Step 4: Simplify right side
   42,819,362.80x = 1,500,421,110,860,085.50
5. Step 5: Solve for x
   x = 1,500,421,110,860,085.50/42,819,362.80
6. Step 6: Final answer
   x = 35,040,715.53